一种适用于滨海岩溶区的钻孔设备及工艺
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Title:一种适用于滨海岩溶区的钻孔设备及工艺
Institution:岩土与地下工程研究院
Type of Patent:Invent
Application Number:202110406857.3
Number of Inventors:3
Service Invention or Not:No
Application Date:2021-04-15
Publication Date:2022-03-04
Authorization Date:2022-03-04
Release Time:2021-06-08